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What is the COD (Chemical oxygen demand) test?
75. What is the COD (Chemical oxygen demand) test?
- COD Test gives the amount of oxygen required by biological active material
- COD Test gives the amount of oxygen required by biological activity as well as inactive material
Answer: B) COD Test gives the amount of oxygen required by biological activity as well as inactive material
Explanation:
COD Test gives the amount of oxygen required by biological activity as well as inactive material.